System Organizations for Speech Understanding: Implications of Network and Multiprocessor Computer Architecture for AI. - Lee D. Erman; R. D. Fenneli; Victor R. Lesser; Dabbala Rajagopal Reddy (IJCAI, 1973)

The Hearsay Speech Understanding System: An Example of the Recognition Process. - Dabbala Rajagopal Reddy; Lee D. Erman; R. D. Fenneli; Richard B. Neely (IJCAI, 1973)